From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.3 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 86C10C48BE4 for ; Thu, 27 Jun 2019 17:46:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 61FAF20644 for ; Thu, 27 Jun 2019 17:46:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="lza6mnLJ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727182AbfF0Rqc (ORCPT ); Thu, 27 Jun 2019 13:46:32 -0400 Received: from mail-pg1-f194.google.com ([209.85.215.194]:45345 "EHLO mail-pg1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726540AbfF0Rqc (ORCPT ); Thu, 27 Jun 2019 13:46:32 -0400 Received: by mail-pg1-f194.google.com with SMTP id z19so1335751pgl.12; Thu, 27 Jun 2019 10:46:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=dVK/1jelVWuWKY847Kjv4BLwFO5EKIu+zyNuXBFo2IU=; b=lza6mnLJF6y/bnBWCnpxzby0hMCcbwyNecgphKuLEAetBOmwciNgFFBjcguynyXSpg 9avAMfDZQbHdGsrPfKYzfMzpZDrH5/mZ3xR2ti2n2ZlKlPC2HUINUIib05VJF+1nSkbb 5aicmAb3mnWVwQGu53PKZZ1Z4iU0spw7tcWuU77hVHCKaWoQEGODBsXSHVnpDCm8lTpc 7V1Cp8gAO9V5w2jc/LKtYUFcHDJhlDQT0RfSql4jjyA0gcYsYNyE9yAHb6mpRd1sdi2y WRegHgnnY5TfcypBmtIt7ujIK6vIEfqNMcPRrLXgdJtlbFj39vyjS4Ptoo6KuTc7iQ5t daow== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=dVK/1jelVWuWKY847Kjv4BLwFO5EKIu+zyNuXBFo2IU=; b=E5bIT2x4yLQMUJgyEqPLQxTyxBPGgyor9JhjW0JW5C210E3fF7PuphajpOXNW41rxi dB3qjjuXRUSzavnUnEJ5EEPMA0z7aUDIuPTZShUz1WC3fwXCgSRM7BFCavcji3jnLLdK gcZ0qmgaQmIA6PpNmBvDXFf8icTjDrgj0mXYfBjmDXsr+y7C94XCLNU64eN8dZrKicaV CMNq2nJG9+yY2b07gUDpq9XtRLkgxs8Xr1TABm9bWPiV0dONlSJqToehChFieFak+RP/ 6UFLN/nGm5CsPgrWqsMY+Da1XrQ0YEQNF0J7KOO9gZ0kynVnJ9jKU1VykpeE/z1EwCKd 6qfA== X-Gm-Message-State: APjAAAV4R7w4WPvQif3G9HTROI9nCQBhAnMNGQ/QWiJ+lTDajThQXnqU NWfvuqn7n38BEMTlKA+qA0nEhNBmEMCYLw== X-Google-Smtp-Source: APXvYqyYw4GJaENpqwyJhxTH3VZZab70A8HPkwSuASaLHiUuZgrb+kuirwvJAdxZ4JuofRxu3kfXqQ== X-Received: by 2002:a17:90a:fa07:: with SMTP id cm7mr7246665pjb.138.1561657591451; Thu, 27 Jun 2019 10:46:31 -0700 (PDT) Received: from hfq-skylake.ipads-lab.se.sjtu.edu.cn ([202.120.40.82]) by smtp.googlemail.com with ESMTPSA id z13sm7780343pjn.32.2019.06.27.10.46.28 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 27 Jun 2019 10:46:31 -0700 (PDT) From: Fuqian Huang Cc: Fuqian Huang , Igor Mitsyanko , Avinash Patil , Sergey Matyukevich , Kalle Valo , "David S. Miller" , Andrey Shevchenko , linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 76/87] wireless: quantenna: pcie: remove memset after dmam_alloc_coherent Date: Fri, 28 Jun 2019 01:46:03 +0800 Message-Id: <20190627174620.6307-1-huangfq.daxian@gmail.com> X-Mailer: git-send-email 2.11.0 To: unlisted-recipients:; (no To-header on input) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org In commit af7ddd8a627c ("Merge tag 'dma-mapping-4.21' of git://git.infradead.org/users/hch/dma-mapping"), dmam_alloc_coherent has already zeroed the memory. So memset is not needed. Signed-off-by: Fuqian Huang --- drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie.c | 2 -- drivers/net/wireless/quantenna/qtnfmac/pcie/topaz_pcie.c | 2 -- 2 files changed, 4 deletions(-) diff --git a/drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie.c b/drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie.c index 3aa3714d4dfd..5ec1c9bc1612 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie.c +++ b/drivers/net/wireless/quantenna/qtnfmac/pcie/pearl_pcie.c @@ -244,8 +244,6 @@ static int pearl_alloc_bd_table(struct qtnf_pcie_pearl_state *ps) /* tx bd */ - memset(vaddr, 0, len); - ps->bd_table_vaddr = vaddr; ps->bd_table_paddr = paddr; ps->bd_table_len = len; diff --git a/drivers/net/wireless/quantenna/qtnfmac/pcie/topaz_pcie.c b/drivers/net/wireless/quantenna/qtnfmac/pcie/topaz_pcie.c index 9a4380ed7f1b..1f91088e3dff 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/pcie/topaz_pcie.c +++ b/drivers/net/wireless/quantenna/qtnfmac/pcie/topaz_pcie.c @@ -199,8 +199,6 @@ static int topaz_alloc_bd_table(struct qtnf_pcie_topaz_state *ts, if (!vaddr) return -ENOMEM; - memset(vaddr, 0, len); - /* tx bd */ ts->tx_bd_vbase = vaddr; -- 2.11.0